JP3256680B2 - Optical wiring components - Google Patents
Optical wiring componentsInfo
- Publication number
- JP3256680B2 JP3256680B2 JP12698898A JP12698898A JP3256680B2 JP 3256680 B2 JP3256680 B2 JP 3256680B2 JP 12698898 A JP12698898 A JP 12698898A JP 12698898 A JP12698898 A JP 12698898A JP 3256680 B2 JP3256680 B2 JP 3256680B2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- sheet
- circuit
- wiring component
- optical fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Optical Couplings Of Light Guides (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は光通信システム等に
用いる光配線部品に関するものである。The present invention relates to an optical wiring component used for an optical communication system or the like.
【０００２】[0002]
【従来の技術】光通信システムの光通信装置内のユニッ
ト間、ボード間を光接続する光ファイバの余長処理を簡
素化するために、光回路（Flexible Optical Backplan
e）を有する光配線部品が提案されている（たとえば、
Q. Tan et. al., "A Parallel Optical Link for Intra
-and Inter-Rack Interconnections"; Proc. 47th ECT
C,pp. 234-239 (1997)）。2. Description of the Related Art An optical circuit (Flexible Optical Backplan) is used to simplify the processing of extra length of an optical fiber for optically connecting between units and boards in an optical communication device of an optical communication system.
Optical wiring components having e) have been proposed (for example,
Q. Tan et. Al., "A Parallel Optical Link for Intra
-and Inter-Rack Interconnections "; Proc. 47th ECT
C, pp. 234-239 (1997)).
【０００３】図６は従来の光回路を有する光配線部品を
示す図である。図に示すように、ポリイミドフィルム１
上にエポキシ樹脂が塗布され、ポリイミドをコーティン
グした光ファイバをポリイミドフィルム１に接着するこ
とにより光導波路２が布線され、ポリイミドフィルム３
が光導波路２を挟んでポリイミドフィルム１に接着さ
れ、ポリイミドフィルム１、光導波路２、ポリイミドフ
ィルム３により光回路４が構成され、光回路４の端面に
露出した光導波路２のコア部と光ファイバコード５の一
方から露出した光ファイバの先端のコア部とが光軸が一
致するように光接続され、光ファイバコード５の他方の
先端に光コネクタ６が接続されている。FIG. 6 is a diagram showing an optical wiring component having a conventional optical circuit. As shown in the figure, the polyimide film 1
An optical fiber coated with an epoxy resin and bonded with a polyimide film 1 is bonded to a polyimide film 1 so that an optical waveguide 2 is wired and a polyimide film 3
Is bonded to the polyimide film 1 with the optical waveguide 2 interposed therebetween, and an optical circuit 4 is constituted by the polyimide film 1, the optical waveguide 2, and the polyimide film 3. An optical fiber is optically connected to the core portion at the tip of the optical fiber exposed from one end of the cord 5 so that the optical axis is aligned with the core, and the optical connector 6 is connected to the other tip of the optical fiber cord 5.
【０００４】[0004]
【発明が解決しようとする課題】しかし、このような光
配線部品においては、大規模な光回路４を形成するには
大面積のポリイミドフィルム１、３が必要であるから、
実装面積が大きくなり、またユニットの上面と平行に光
回路４を設置したときには、冷却通路を遮ることになる
ので、装置全体の放熱性を損ねることになる。However, such an optical wiring component requires large-area polyimide films 1 and 3 to form a large-scale optical circuit 4.
When the mounting area increases and the optical circuit 4 is installed in parallel with the upper surface of the unit, the cooling passage is blocked, so that the heat radiation of the entire device is impaired.
【０００５】本発明は上述の課題を解決するためになさ
れたもので、実装面積が小さく、冷却通路を遮ることが
ない光配線部品を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and has as its object to provide an optical wiring component having a small mounting area and not blocking a cooling passage.
【０００６】[0006]
【課題を解決するための手段】この目的を達成するた
め、本発明においては、光ファイバコードの第１の片端
に光コネクタを接続し、上記光ファイバコードの他方の
第２の片端から露出した光ファイバの先端を光回路に光
接続した光配線部品において、上記光回路は、筒状に成
形または変形されたシート状部材と端部のコア部が上記
シート状部材の側面に露出するよう上記シート状部材に
布線された光導波路とより構成され、上記光ファイバの
上記先端のコア部と上記シート状部材の側面に露出した
上記光導波路のコア部とを光軸が一致するように光接続
する。In order to achieve the above object, according to the present invention, an optical connector is connected to a first end of an optical fiber cord, and the optical connector is exposed from the other second end of the optical fiber cord. In an optical wiring component in which the tip of an optical fiber is optically connected to an optical circuit, the optical circuit has a sheet-shaped member molded or deformed into a cylindrical shape and a core portion at an end portion.
The sheet-like member is exposed so that it is exposed on the side of the sheet-like member.
The optical fiber is composed of a wired optical waveguide, and optically connects the core portion at the distal end of the optical fiber and the core portion of the optical waveguide exposed on the side surface of the sheet-shaped member so that the optical axis coincides.
【０００７】この場合、上記光回路を筒状に重ね巻きす
る。In this case, the above optical circuit is wound in a tubular shape.
【０００８】これらの場合、複数の上記光回路を筒状に
重ねる。In these cases, the plurality of optical circuits are stacked in a tubular shape.
【０００９】これらの場合、上記シート状部材として柔
軟性を有するものを用いる。In these cases, a flexible member is used as the sheet-like member.
【００１０】これらの場合、上記光回路を巻付芯に巻き
付ける。In these cases, the optical circuit is wound around a winding core.
【００１１】これらの場合、開口部を有する筒状の筐体
と上記開口部に固定された蓋体とからなるケース内に上
記光回路を収納し、上記蓋体に設けられた取出口に補強
部材を取り付け、上記光ファイバコードを補強部材に貫
通させる。In these cases, the optical circuit is housed in a case consisting of a cylindrical housing having an opening and a lid fixed to the opening, and a reinforcement is provided in an outlet provided in the lid. A member is attached, and the optical fiber cord is passed through the reinforcing member.
【００１２】[0012]
【発明の実施の形態】図１は本発明に係る光配線部品を
示す斜視図、図２は図１のＡ−Ａ断面図、図３は図１に
示した光配線部品の一部を示す図である。図に示すよう
に、軟質ＵＶ樹脂からなる外径２５０μｍの一次被覆が
コートされた光ファイバコード２０の第１の片端に光コ
ネクタ（ＭＴコネクタ）２２が接続されている。また、
図２紙面左右方向外形寸法すなわち長さ寸法が２５．５
ｃｍ、図２紙面上下方向外形寸法すなわち高さ寸法が
５．５ｃｍ、図２紙面直角方向外形寸法すなわち幅寸法
が８ｃｍの四角筒状の筐体１１の片端に開口部１１ａが
設けられ、筐体１１の開口部１１ａに蓋体１２が嵌合に
より固定され、筐体１１と蓋体１２とでケース２３が構
成されている。また、ケース２３内に側面に曲率半径が
２．５ｃｍの２つの曲面を有しかつ図２紙面直角方向寸
法すなわち幅寸法が２５ｃｍの金属またはプラスチック
からなる巻付芯１３が設けられ、巻付芯１３に図２紙面
直角方向すなわち幅方向のネジ穴１４が設けられ、ネジ
穴１４を貫通したネジ１５により巻付芯１３が筐体１１
の幅方向線と直角な両面に取り付けられている。また、
一辺が２０ｃｍの正方形のポリイミドフィルム（Kapto
n）１７上にエポキシ樹脂が塗布され、ポリイミドをコ
ーティングしたシングルモード光ファイバ（９．３／１
２５μｍ）をポリイミドフィルム１７に接着するよりフ
ァイバピグテール型の光導波路（光配線）１８が布線さ
れ、ポリイミドフィルム１９が光導波路１８を挟んでポ
リイミドフィルム１７に接着され、ポリイミドフィルム
１７、１９により柔軟性を有するシート状部材２４が構
成され、シート状部材２４、光導波路１８により光回路
１６が構成されている。また、ケース２３内に光回路１
６が収納され、光回路１６の一端が巻付芯１３の側面に
熱伝導性接着剤により接着され、光回路１６が巻付芯１
３に巻き付けられて筒状に変形され、光回路１６が筒状
に重ね巻きされている。また、光回路１６の巻き中心線
と平行な側面すなわち光回路１６の図３紙面左方の側面
１６ａに露出した光導波路１８のコア部と光ファイバコ
ード２０の他方の第２の片端から露出した光ファイバの
先端のコア部とが光軸が一致するように光接続されてい
る。また、蓋体１２に取出口１２ａが設けられ、取出口
１２ａにゴムからなる補強部材２１が取り付けられ、光
ファイバコード２０が補強部材２１を貫通している。FIG. 1 is a perspective view showing an optical wiring component according to the present invention, FIG. 2 is a sectional view taken along line AA of FIG. 1, and FIG. 3 shows a part of the optical wiring component shown in FIG. FIG. As shown in the figure, an optical connector (MT connector) 22 is connected to a first end of an optical fiber cord 20 coated with a primary coating made of a soft UV resin and having an outer diameter of 250 μm. Also,
Fig. 2 The outer dimension in the left-right direction of the paper, that is, the length dimension is 25.5.
2, an opening 11a is provided at one end of a rectangular cylindrical housing 11 having an outer dimension in the vertical direction in FIG. The lid 12 is fixed to the opening 11a of the housing 11 by fitting, and a case 23 is formed by the housing 11 and the lid 12. In addition, a winding core 13 made of metal or plastic having two curved surfaces with a radius of curvature of 2.5 cm on the side surface and having a dimension perpendicular to the plane of FIG. 13 is provided with a screw hole 14 in a direction perpendicular to the plane of FIG. 2, that is, a width direction.
It is attached to both sides perpendicular to the width direction line. Also,
A 20 cm square polyimide film (Kapto
n) A single mode optical fiber (9.3 / 1) coated with an epoxy resin on 17 and coated with polyimide.
25 μm) is adhered to the polyimide film 17, a fiber pigtail type optical waveguide (optical wiring) 18 is laid, the polyimide film 19 is adhered to the polyimide film 17 with the optical waveguide 18 interposed therebetween, and the polyimide film 17 is more flexible. A sheet-like member 24 having a property is formed, and the optical circuit 16 is formed by the sheet-like member 24 and the optical waveguide 18. Further, the optical circuit 1 is provided in the case 23.
6 is housed, and one end of the optical circuit 16 is adhered to the side surface of the winding core 13 with a heat conductive adhesive.
The optical circuit 16 is wound in a cylindrical shape and deformed into a tubular shape, and the optical circuit 16 is wound in a tubular shape. Further, the core portion of the optical waveguide 18 exposed on the side surface parallel to the winding center line of the optical circuit 16, that is, the left side surface 16a of the optical circuit 16 in FIG. 3 and the other second end of the optical fiber cord 20 are exposed. The optical fiber is optically connected to the core portion at the distal end so that the optical axis is aligned. Further, an outlet 12a is provided on the lid 12, a reinforcing member 21 made of rubber is attached to the outlet 12a, and the optical fiber cord 20 passes through the reinforcing member 21.
【００１３】この光配線部品においては、ケース２３内
に筒状に変形されかつ重ね巻きされた光回路１６が収納
されているから、大規模な光回路１６を形成したとして
も、実装面積が小さくなり、また冷却通路を遮ることが
ないので、装置全体の放熱性を損ねることがない。ま
た、シート状部材１９として柔軟性を有するものを用い
ているから、容易に製造することができる。また、光回
路１６が巻付芯１３に巻き付けられているから、容易に
製造することができる。また、光回路１６をケース２３
内に収納し、ケース２３の蓋体１２の取出口１２ａに補
強部材２１を取り付け、光ファイバコード２０を補強部
材２１に貫通させているから、光回路１６を保護するこ
とができる。また、取出口１２ａにゴムからなる補強部
材２１が取り付けられ、光ファイバコード２０が補強部
材２１を貫通しているから、光ファイバコード２０が折
り曲げられるのを防止することができる。In this optical wiring component, since the optical circuit 16 which has been deformed into a cylindrical shape and wound in an overlapping manner is accommodated in the case 23, the mounting area is small even if a large-scale optical circuit 16 is formed. In addition, since the cooling passage is not blocked, the heat radiation of the entire apparatus is not impaired. Further, since a flexible member is used as the sheet member 19, it can be easily manufactured. Further, since the optical circuit 16 is wound around the winding core 13, it can be easily manufactured. In addition, the optical circuit 16 is
The optical circuit 16 can be protected because the reinforcing member 21 is attached to the outlet 12a of the lid 12 of the case 23 and the optical fiber cord 20 is passed through the reinforcing member 21. Further, since the reinforcing member 21 made of rubber is attached to the outlet 12a and the optical fiber cord 20 penetrates the reinforcing member 21, it is possible to prevent the optical fiber cord 20 from being bent.
【００１４】図４は本発明に係る他の光配線部品を示す
斜視図、図５は図４のＢ−Ｂ断面図である。図に示すよ
うに、軟質ＵＶ樹脂からなる外径２５０μｍの一次被覆
がコートされた光ファイバコード４０ａ、４０ｂの第１
の片端に光コネクタ（ＭＴコネクタ）４２が接続されて
いる。また、図２紙面左右方向外形寸法が２５．５ｃ
ｍ、図２紙面上下方向外形寸法が５．５ｃｍ、図２紙面
直角方向外形寸法が８ｃｍの四角筒状の筐体３１の片端
に開口部３１ａが設けられ、筐体３１の開口部３１ａに
蓋体３２が嵌合により固定され、筐体３１と蓋体３２と
でケース４３が構成されている。また、ケース４３内に
側面に曲率半径が２．５ｃｍの２つの曲面を有しかつ幅
寸法が２５ｃｍの金属またはプラスチックからなる巻付
芯３３が設けられ、巻付芯３３に幅方向のネジ穴３４が
設けられ、ネジ穴３４を貫通したネジ３５により巻付芯
３３が筐体３１の幅方向線と直角な両面に取り付けられ
ている。また、ケース４３内に光回路１６と同様の構成
を有しかつ同一または異なる光導波路パターンを有する
光回路３６ａ、３６ｂが収納され、光回路３６ａ、３６
ｂの一端が巻付芯３３の側面に熱伝導性接着剤により接
着され、光回路３６ａ、３６ｂが巻付芯３３に巻き付け
られて筒状に変形され、光回路３６ａ、３６ｂが筒状に
重ね巻きされかつ光回路３６ａと光回路３６ｂとが筒状
に重ねられている。また、光回路３６ａ、３６ｂの巻き
中心線と平行な側面に露出した光導波路のコア部と光フ
ァイバコード４０ａ、４０ｂの他方の第２の片端から露
出した光ファイバの先端のコア部とが光軸が一致するよ
うに光接続されている。また、蓋体３２に取出口３２ａ
が設けられ、取出口３２ａにゴムからなる補強部材４１
が取り付けられ、光ファイバコード４０ａ、４０ｂが補
強部材４１を貫通している。FIG. 4 is a perspective view showing another optical wiring component according to the present invention, and FIG. 5 is a sectional view taken along line BB of FIG. As shown in the figure, the first of the optical fiber cords 40a and 40b coated with a primary coating made of a soft UV resin and having an outer diameter of 250 μm.
Is connected to an optical connector (MT connector) 42 at one end. Also, the outer dimension in the left-right direction of FIG. 2 is 25.5c.
m, an opening 31a is provided at one end of a rectangular cylindrical housing 31 having an outer dimension of 5.5 cm in the vertical direction on the paper of FIG. 2 and an outer dimension of 8 cm in a direction perpendicular to the paper of FIG. The body 32 is fixed by fitting, and the case 31 and the lid 32 constitute a case 43. Further, a winding core 33 made of metal or plastic having two curved surfaces with a radius of curvature of 2.5 cm and a width dimension of 25 cm is provided on the side surface in the case 43, and a screw hole in the width direction is formed in the winding core 33. A winding core 33 is attached to both sides of the housing 31 at right angles to the width direction line by screws 35 penetrating the screw holes 34. Further, optical circuits 36a, 36b having the same configuration as the optical circuit 16 and having the same or different optical waveguide patterns are housed in the case 43, and the optical circuits 36a, 36
b is bonded to the side surface of the winding core 33 with a heat conductive adhesive, and the optical circuits 36a and 36b are wound around the winding core 33 and deformed into a cylindrical shape. The optical circuit 36a and the optical circuit 36b are wound in a tubular shape. Also, the core portion of the optical waveguide exposed on the side surface parallel to the winding center lines of the optical circuits 36a and 36b and the core portion at the tip of the optical fiber exposed from the other second end of the optical fiber cords 40a and 40b are optically coupled. Optically connected so that the axes coincide. The lid 32 has an outlet 32a.
Is provided, and a reinforcing member 41 made of rubber is provided in the outlet 32a.
Are attached, and the optical fiber cords 40 a and 40 b pass through the reinforcing member 41.
【００１５】この光配線部品においては、ケース４３内
に光回路３６ａと光回路３６ｂとが筒状に重ねられて収
納されているから、さらに実装面積が小さくなる。In this optical wiring component, since the optical circuit 36a and the optical circuit 36b are housed in the case 43 in a cylindrical shape, the mounting area is further reduced.
【００１６】なお、上述実施の形態においては、筒状に
変形された光回路１６、３６ａ〜３６ｂを用いたが、筒
状に成形された光回路を用いてもよい。また、上述実施
の形態においては、片端に開口部１１ａ、３１ａを有す
る筐体１１、３１を用いたが、両端に開口部を有する筐
体を用い、筐体の両端に蓋体を取り付け、両端の蓋体に
設けられた取出口にそれぞれ補強部材を取り付け、光フ
ァイバコードを両補強部材に貫通させてもよい。また、
上述実施の形態においては、光ファイバをポリイミドフ
ィルム１７に接着することにより光導波路１８を布線し
かつポリイミドフィルム１９を光導波路１８を挟んでポ
リイミドフィルム１７に接着した光回路１６、３６ａ、
３６ｂを用いたが、フッ素化ポリイミド、ポリカーボネ
ート、シリコーン系樹脂、ポリメタクリル酸メチル（Ｐ
ＭＭＡ）、ベンゾシクロブテン、エポキシ樹脂等のポリ
マーフィルムからなるシート状部材の内部に直接光導波
路を形成した光回路を用いてもよい。また、上述実施の
形態においては、柔軟性を有するシート状部材２４を用
いたが、筒状に成形されていればガラスなどからなる柔
軟性を有しないシート状部材を用いてもよい。また、上
述実施の形態においては、シート状部材２４の内部に光
導波路１８を形成したが、シート状部材の外部に光ファ
イバ等からなる光導波路を設けてもよい。また、上述実
施の形態においては、筐体１１、３１に蓋体１２、３２
を嵌合により固定したが、接着により筐体に蓋体を固定
してもよく、イットリウム・アルミニウム・ガーネット
（ＹＡＧ）レーザを用いて筐体に蓋体を固定してもよ
く、プッシュプルタイプで筐体に蓋体を固定してもよ
い。また、上述実施の形態においては、ネジ１５、３５
により巻付芯１３、３３を筐体１１、３１の幅方向線と
直角な両面に取り付けたが、巻付芯を筐体の幅方向線と
直角な片面に取り付けてもよい。また、上述実施の形態
においては、外形が四角柱の筐体１１、３１を用いた
が、外形が六角柱等の多角柱、円柱などの筐体を用いて
もよい。また、上述実施の形態においては、ケース４３
内に光回路３６ａ、３６ｂを収納したが、ケース内に３
以上の複数の光回路を収納してもよい。また、上述実施
の形態においては、ケース２３、４３内にそれぞれ１つ
の巻付芯１３、３３を設けたが、ケース内に複数の巻付
芯を設けてもよい。また、光導波路のパターンはカップ
ラ、アレイ光導波路グレーティング、分岐回路、熱光学
効果スイッチを含むパターンでもよい。In the above-described embodiment, the optical circuits 16, 36a to 36b deformed into a cylindrical shape are used, but optical circuits formed into a cylindrical shape may be used. In the above-described embodiment, the housings 11 and 31 having the openings 11a and 31a at one end are used. However, the housings having the openings at both ends are used, and the lids are attached to both ends of the housing. Reinforcing members may be respectively attached to the outlets provided in the lids, and the optical fiber cord may be penetrated through both reinforcing members. Also,
In the above-described embodiment, the optical circuits 16 and 36a are formed by bonding the optical fiber to the polyimide film 17 and laying the optical waveguide 18 and bonding the polyimide film 19 to the polyimide film 17 with the optical waveguide 18 interposed therebetween.
36b was used, but fluorinated polyimide, polycarbonate, silicone resin, polymethyl methacrylate (P
An optical circuit in which an optical waveguide is directly formed inside a sheet member made of a polymer film such as MMA), benzocyclobutene, or epoxy resin may be used. Further, in the above-described embodiment, the flexible sheet-like member 24 is used, but a non-flexible sheet-like member made of glass or the like may be used as long as it is formed in a cylindrical shape. In the above-described embodiment, the optical waveguide 18 is formed inside the sheet member 24, but an optical waveguide made of an optical fiber or the like may be provided outside the sheet member. In the above-described embodiment, the lids 12 and 32 are
Is fixed by fitting, but the lid may be fixed to the housing by bonding, or the lid may be fixed to the housing by using an yttrium aluminum garnet (YAG) laser. The lid may be fixed to the housing. In the above embodiment, the screws 15, 35
Although the winding cores 13 and 33 are attached to both sides of the housings 11 and 31 at right angles to the width direction line, the winding cores may be attached to one side of the housing at right angles to the width direction line. Further, in the above-described embodiment, the housings 11 and 31 each having a quadrangular prism shape are used. However, a housing such as a polygonal prism such as a hexagonal prism and a cylinder may be used. Further, in the above embodiment, the case 43
The optical circuits 36a and 36b are housed in the case.
The above plurality of optical circuits may be housed. Further, in the above-described embodiment, one winding core 13 and 33 are provided in each of the cases 23 and 43, but a plurality of winding cores may be provided in the case. The pattern of the optical waveguide may be a pattern including a coupler, an arrayed optical waveguide grating, a branch circuit, and a thermo-optic effect switch.
【００１７】[0017]
【発明の効果】本発明に係る光配線部品においては、ケ
ース内に筒状に変形された光回路が収納されているか
ら、大規模な光回路を形成したとしても、実装面積が小
さくなり、また冷却通路を遮ることがない。In the optical wiring component according to the present invention, since the optical circuit deformed in a cylindrical shape is housed in the case, the mounting area is reduced even if a large-scale optical circuit is formed. Also, the cooling passage is not blocked.
【００１８】また、光回路を筒状に重ね巻きしたときに
は、さらに実装面積が小さくなる。When the optical circuit is wound in a cylindrical shape, the mounting area is further reduced.
【００１９】また、複数の光回路を筒状に重ねたときに
は、さらに実装面積が小さくなる。Further, when a plurality of optical circuits are stacked in a cylindrical shape, the mounting area is further reduced.
【００２０】また、シート状部材として柔軟性を有する
ものを用いたときには、容易に製造することができる。When a flexible member is used as the sheet member, it can be easily manufactured.
【００２１】また、光回路を巻付芯に巻き付けたときに
は、容易に製造することができる。Further, when the optical circuit is wound around the winding core, it can be easily manufactured.
【００２２】また、開口部を有する筒状の筐体と開口部
に固定された蓋体とからなるケース内に光回路を収納
し、蓋体に設けられた取出口に補強部材を取り付け、光
ファイバコードを補強部材に貫通させたときには、光回
路を保護することができる。Further, the optical circuit is housed in a case composed of a cylindrical housing having an opening and a lid fixed to the opening, and a reinforcing member is attached to an outlet provided in the lid, and an optical circuit is provided. When the fiber cord is passed through the reinforcing member, the optical circuit can be protected.
【図１】本発明に係る光配線部品を示す斜視図である。FIG. 1 is a perspective view showing an optical wiring component according to the present invention.
【図２】図１のＡ−Ａ断面図である。FIG. 2 is a sectional view taken along line AA of FIG.
【図３】図１に示した光配線部品の一部を示す図であ
る。FIG. 3 is a diagram showing a part of the optical wiring component shown in FIG. 1;
【図４】本発明に係る他の光配線部品を示す斜視図であ
る。FIG. 4 is a perspective view showing another optical wiring component according to the present invention.
【図５】図４のＢ−Ｂ断面図である。FIG. 5 is a sectional view taken along line BB of FIG. 4;
【図６】従来の光回路を有する光配線部品を示す図であ
る。FIG. 6 is a diagram showing an optical wiring component having a conventional optical circuit.
１１…筐体 １１ａ…開口部 １２…蓋体 １２ａ…取出口 １３…巻付芯 １６…光回路 １８…光導波路 ２０…光ファイバコード ２１…補強部材 ２２…光コネクタ ２３…ケース ２４…シート状部材 ３１…筐体 ３１ａ…開口部 ３２…蓋体 ３２ａ…取出口 ３３…巻付芯 ３６ａ…光回路 ３６ｂ…光回路 ４０ａ…光ファイバコード ４０ｂ…光ファイバコード ４１…補強部材 ４２…光コネクタ ４３…ケース DESCRIPTION OF SYMBOLS 11 ... Housing 11a ... Opening 12 ... Lid 12a ... Outlet 13 ... Wound core 16 ... Optical circuit 18 ... Optical waveguide 20 ... Optical fiber cord 21 ... Reinforcing member 22 ... Optical connector 23 ... Case 24 ... Sheet-shaped member DESCRIPTION OF SYMBOLS 31 ... Housing 31a ... Opening 32 ... Lid 32a ... Outlet 33 ... Wound core 36a ... Optical circuit 36b ... Optical circuit 40a ... Optical fiber cord 40b ... Optical fiber cord 41 ... Reinforcement member 42 ... Optical connector 43 ... Case
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭62−123406（ＪＰ，Ａ) 特開 昭61−134706（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) G02B 6/00 G02B 6/04 G02B 6/12 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-62-123406 (JP, A) JP-A-61-134706 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) G02B 6/00 G02B 6/04 G02B 6/12
Claims (6)
タを接続し、上記光ファイバコードの他方の第２の片端
から露出した光ファイバの先端を光回路に光接続した光
配線部品において、上記光回路は、筒状に成形または変
形されたシート状部材と端部のコア部が上記シート状部
材の側面に露出するよう上記シート状部材に布線された
光導波路とより構成され、上記光ファイバの上記先端の
コア部と上記シート状部材の側面に露出した上記光導波
路のコア部とを光軸が一致するように光接続したことを
特徴とする光配線部品。1. An optical wiring component comprising: an optical connector connected to a first end of an optical fiber cord; and an end of an optical fiber exposed from the other second end of the optical fiber cord optically connected to an optical circuit. In the optical circuit , a sheet-shaped member formed or deformed into a cylindrical shape and a core portion at an end portion are formed in the sheet-shaped portion.
Wired to the sheet-like member so as to be exposed on the side of the material
A light guide comprising: an optical waveguide, wherein the core portion at the tip end of the optical fiber and the core portion of the optical waveguide exposed on the side surface of the sheet-shaped member are optically connected so that their optical axes coincide with each other. Wiring components.
徴とする請求項１に記載の光配線部品。2. The optical wiring component according to claim 1, wherein said optical circuit is wound in a tubular shape.
徴とする請求項１または２に記載の光配線部品。3. The optical wiring component according to claim 1, wherein a plurality of the optical circuits are stacked in a cylindrical shape.
のを用いたことを特徴とする請求項１、２または３に記
載の光配線部品。4. The optical wiring component according to claim 1, wherein a flexible member is used as said sheet-shaped member.
徴とする請求項１〜４のいずれかに記載の光配線部品。5. The optical wiring component according to claim 1, wherein said optical circuit is wound around a winding core.
固定された蓋体とからなるケース内に上記光回路を収納
し、上記蓋体に設けられた取出口に補強部材を取り付
け、上記光ファイバコードを補強部材に貫通させたこと
を特徴とする請求項１〜５のいずれかに記載の光配線部
品。6. The optical circuit is housed in a case composed of a cylindrical housing having an opening and a lid fixed to the opening, and a reinforcing member is provided in an outlet provided in the lid. The optical wiring component according to any one of claims 1 to 5, wherein the optical fiber cord is attached and penetrated by a reinforcing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12698898A JP3256680B2 (en) | 1998-05-11 | 1998-05-11 | Optical wiring components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12698898A JP3256680B2 (en) | 1998-05-11 | 1998-05-11 | Optical wiring components |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11326683A JPH11326683A (en) | 1999-11-26 |
| JP3256680B2 true JP3256680B2 (en) | 2002-02-12 |
Family
ID=14948886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12698898A Expired - Fee Related JP3256680B2 (en) | 1998-05-11 | 1998-05-11 | Optical wiring components |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3256680B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7349616B1 (en) | 2007-01-12 | 2008-03-25 | Corning Cable Systems Llc | Fiber optic local convergence points for multiple dwelling units |
-
1998
- 1998-05-11 JP JP12698898A patent/JP3256680B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11326683A (en) | 1999-11-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7187839B2 (en) | Bending an optical fiber into a backplane | |
| US5892877A (en) | Optical fiber strain relief system | |
| US5199099A (en) | Optical cable splice cassette device and method using same | |
| KR100386550B1 (en) | Flexfoils having connector tabs | |
| EP0631160B1 (en) | Optical waveguide module | |
| JP3968389B2 (en) | A holding assembly for holding cross-connected optical fibers of a plurality of fiber ribbons | |
| KR970705770A (en) | METHOD OF MANUFACTURING AN OPTICAL DEVICE - Patent application | |
| KR20040023737A (en) | Optical manifold | |
| CA2141525A1 (en) | Smart skin array woven fiber optic ribbon and arrays and packaging thereof | |
| JP2001141937A (en) | Method of manufacturing optical connecting parts | |
| US6510273B2 (en) | Optical fiber management system | |
| JP3792174B2 (en) | Optical connection parts | |
| JP3256680B2 (en) | Optical wiring components | |
| US6789953B1 (en) | Optical coupler | |
| US6416232B1 (en) | Device for optical connection | |
| JPS6273210A (en) | Waveguide device | |
| JP3393101B2 (en) | Optical fiber wiring board | |
| JPH1096824A (en) | Optical device assembly | |
| JP3984174B2 (en) | Optical fiber wiring board | |
| JPH01113706A (en) | Optical circuit | |
| JP3624972B2 (en) | Optical waveguide device | |
| JPH1144833A (en) | Coated optical fiber | |
| JP2002182040A (en) | Optical wiring member and optical circuit part | |
| JP3623011B2 (en) | Connection structure of optical element and optical component for connection | |
| JPH11326663A (en) | In-line type optical component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20071130 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081130 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091130 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101130 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101130 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111130 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111130 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121130 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121130 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131130 Year of fee payment: 12 |
|
| S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| LAPS | Cancellation because of no payment of annual fees |